1. Subtract. Check by adding.
5 200 − 2 677 − 543
Check by adding:
Final Answer:
2.
a. Round the prices to the nearest dollar. Use the rounded prices to estimate the total cost.
Crackers $2.25; cheese $8.90; jam $4.75; butter $9.30.
Crackers $; cheese $; jam $; butter $.
Estimated total cost:
b. Now, use the exact prices (not rounded prices). Mrs. Grayson bought the items listed above and paid with $50. How much was her change?
Change:
3. Calculate in the right order.
a. 3 × (4 + 6) =
b. 3 × 3 + 8 ÷ 4 =
c. 20 × 3 + 80 ÷ 1 =
d. 100 – 4 × 4 =
e. (7 – 3) × 3 + 2 =
f. 15 + 2 × (8 – 6) =
4. Choose the number sentence that fits the problem. Then solve for x.
a. Alicia had $35. Then she earned some money (x). Now she has $92.
x =
b. Mike baked cookies and gave 24 of them to a friend and now he has 37 cookies left.
5. Continue the patterns.
a. Continue this pattern for four more numbers:
2 000, 1 750, 1 500, 1 250
Next four numbers: , , ,
b. Write a list of six numbers that follows this pattern: Start at 200, and add 300 each time.
List of six numbers: , , , , ,
6. These are the quiz scores for several students. Make a frequency table and a bar graph. Drag the red dots to change the height of each bar.
Scores: 2, 5, 8, 7, 6, 7, 6, 7, 10, 10, 4, 7, 7, 8, 6, 8, 5, 9, 9, 8, 6, 6, 5, 7, 9
a.
b.
7. Write an addition or a subtraction with an unknown (x). Solve it. The bar model can help.
A doll used to cost $27.95 but now the price is $21.45. How much is the discount?
8. Subtract from whole thousands.
a. 2,000 – 1 =
b. 5,000 – 20 =
c. 6,000 – 300 =
9. Write the numbers in normal form.
a. 800 thousand 50 =
b. 25 thousand 4 hundred 7 =
10. Find the missing numbers.
a. 30,550 = 50 + + 500 + 30,000
b. 809,100 = 800,000 + 100 +
c. 725,608 = 20,000 + 700,000 + 8 + + 5,000
11. Compare, writing <, >, or = between the numbers.
a. 54,500 55,400
b. 108,882 108,828
c. 71,600 61,700
12. Write the numbers in order from the smallest to the greatest:
217 200, 227 712, 27 200, 227 200
, , ,
13. Round the numbers as the highlight (to the underlined digit).
a. 436 102 ≈
b. 89 756 ≈
c. 27,529 ≈
14. Round to the nearest ten thousand.
a. 426,889 ≈
b. 495,304 ≈
c. 7,345 ≈
15. Solve.
70 × 3 =
6 × 800 =
40 × 80 =
60 × 40 =
× 3 = 360
× 50 = 4000
× 300 = 21 000
× 130 = 2 600
c.
5 000 ÷ = 25
2 800 ÷ = 700
240 ÷ = 120
160 000 ÷ = 4 000
16. Tom earns $20 per hour.
a. How much will he earn in an 8-hour workday?
b. How much will he earn in a 40-hour workweek?
c. How many days will he need to work in order to earn at least $600?
17. Write the area of the whole rectangle as a SUM of the areas of the smaller rectangles. Lastly, add to find the total area.
Area = 80 × 147
= × + × + ×
=
18. Lyle kept track of how long it took him to do his homework:
How much time did he spend with homework in total?
hours, minutes.
19. A teacher started her workday at 7:00 am, and stopped it at 3:35 pm. But in between, she had a 45-minute lunch break, and another break of 20 minutes. How many hours/minutes did she actually work?
20. Convert between the different measuring units.
a. 2 kg = g
b. 5 L 200 ml = ml
c. 8 cm 2 mm = mm
d. 3 m = cm
e. 10 km = m
f. 11 kg 600 g = g
21. George jogs daily on a track through the woods that is 3 km 800 m long. What is the total distance he runs in four days?
Total Distance: m
22. Bonnie drank 350 ml of a 2-litre bottle of water. How much is left?
Remaining: ml
23. The long sides of a rectangle measure 5 m 20 cm, and the short sides are 3 m 4 cm. What is the perimeter?
Perimeter: m cm
24. Solve.
a. 567 ÷ 9
b. 8 564 ÷ 4
25. Solve.
a. Amanda put 48 photographs into an online photo album. On each page she could fit nine photos.
How many photographs were on the last page?
How many pages were full?
b. If you buy a 15-metre roll of chain-link fence that costs $255, and then you sell 3 metres of it to your neighbour, how much should your neighbour pay?
Amount to pay:
26. Solve.
a. Mitch had saved $264. He spent 3/8 of it to buy a book. How much did the book cost?
Cost of the book:
b. Mary packed 117 muffins into bags of six. How many bags does Mary need for them?
Number of bags:
27. Fill in.
Is 5 a factor of 60? YesNo, because × =
Is 7 a divisor of 43? YesNo, because ÷ =
Is 96 divisible by 4? YesNo, because ÷ =
Is 34 a multiple of 7? YesNo, because × =
28. Find all the factors of the given numbers.
a. Factors of 56: , , , , , , ,
b. Factors of 78: , , , , , , ,
29. Measure the angle.
30. Write an addition sentence about the angle measures. Use an unknown (x) for one angle measure.
+ =
31. Write an addition to match the picture:
32. Emma did 1/4 of a puzzle, and Mum did another fourth of it. How much of the puzzle is still left to do?
Remaining part of the puzzle:
33. Add and subtract. Give your final answer as a whole number or as a fraction if possible.
34. Split the existing pieces. Fill in the missing parts.
35. Write the equivalent fractions.
d.
36. Compare the fractions.
37. Write these fractions in order, from smallest to greatest
38. Fill in.
39. Write the fractions and mixed numbers as decimals.
40. Write the decimals as fractions or mixed numbers.
41. Compare.
a. 0.17 < > = 0.2
b. 1.6 < > = 1.56
c. 13.09 < > = 13.9
d. 9.8 < > = 9.08
42. Add and subtract.
a. 7.81 + 5.2 =
b. 6.1 - 2.36 =
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